Premium Quality: The display cabinet locks are made of high-quality zinc alloy material, strong and durable, not easy to fade, and can be used for a long time. Double Door Design: The glass door lock is designed for double-door cabinets, which can be locked individually or together, suitable for 5-8 mm/0.21 inch -0.31 inch thick glass doors. Easy to Install: No drilling or tools required, just clamp the lock's groove onto the glass, put on the adhesive pad, and tighten the screws to complete the installation, very convenient. Wide Application: The glass door lock is suitable for various places such as living rooms, bedrooms, kitchens, display cabinets, wardrobes, etc., to ensure the safety of items. Package Includes: 2 x display cabinet locks, 4 x keys, and installation accessories. Note: This lock is only suitable for glass doors with a thickness of 5-8 mm/0.21 inch -0.31 inch. Please check the thickness of your glass door. If your door is not 5-8 mm/0.21 inch -0.31 inch thick, please do not purchase this item. Thank you.